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<title>Vorbisfile - function - ov_serialnumber</title>
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<td><p class=tiny>Vorbisfile documentation</p></td>
<td align=right><p class=tiny>vorbisfile version 1.3.2 - 20101101</p></td>
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<h1>ov_serialnumber</h1>

<p><i>declared in "vorbis/vorbisfile.h";</i></p>

<p>Returns the serialnumber of the specified logical bitstream link number within the overall physical bitstream.

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<pre><b>
long ov_serialnumber(OggVorbis_File *vf,int i);
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<h3>Parameters</h3>
<dl>
<dt><i>vf</i></dt>
<dd>A pointer to the OggVorbis_File structure--this is used for ALL the externally visible libvorbisfile
functions.</dd>
<dt><i>i</i></dt>
<dd>Link to the desired logical bitstream.  For nonseekable files, this argument is ignored.  To retrieve the serial number of the current bitstream, this parameter should be set to -1.</dd>
</dl>


<h3>Return Values</h3>
<blockquote>
<li>
-1 if the specified logical bitstream <i>i</i> does not exist.</li>

<li>Returns the serial number of the logical bitstream <i>i</i> or the serial number of the current bitstream if the file is nonseekable.</li>
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<td><p class=tiny>copyright &copy; 2000-2010 Xiph.Org</p></td>
<td align=right><p class=tiny><a href="http://www.xiph.org/ogg/vorbis/">Ogg Vorbis</a></p></td>
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<td><p class=tiny>Vorbisfile documentation</p></td>
<td align=right><p class=tiny>vorbisfile version 1.3.2 - 20101101</p></td>
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